Properties of Trachyte lan Foidolite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
ora kasedhiya
conchoidal
porosity
kurang keropos
banget kurang keropos
luster
metallic
subvitreous kanggo kurang
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
sampurna
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.7
2.86
Kapadhetan
2.43-2.45 g / cm 3
ora Sumadhiya
resistance
tahan panas, impact tahan, nyandhang tahan
tahan panas, nyandhang tahan